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-rw-r--r--Lib/idlelib/idle_test/test_codecontext.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/idlelib/idle_test/test_codecontext.py b/Lib/idlelib/idle_test/test_codecontext.py
index 3ec49e9..9578cc73 100644
--- a/Lib/idlelib/idle_test/test_codecontext.py
+++ b/Lib/idlelib/idle_test/test_codecontext.py
@@ -332,6 +332,14 @@ class CodeContextTest(unittest.TestCase):
jump()
eq(cc.topvisible, 8)
+ # Context selection stops jump.
+ cc.text.yview('5.0')
+ cc.update_code_context()
+ cc.context.tag_add('sel', '1.0', '2.0')
+ cc.context.mark_set('insert', '1.0')
+ jump() # Without selection, to line 2.
+ eq(cc.topvisible, 5)
+
@mock.patch.object(codecontext.CodeContext, 'update_code_context')
def test_timer_event(self, mock_update):
# Ensure code context is not active.